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README lib / psd / blend_mode.coffee lib / psd / channel_image.coffee lib / psd / color.coffee lib / psd / descriptor.coffee lib / psd / file.coffee lib / psd / header.coffee lib / psd / image.coffee lib / psd / image_export.coffee lib / psd / image_exports / png.coffee lib / psd / image_format.coffee lib / psd / image_formats / layer_raw.coffee lib / psd / image_formats / layer_rle.coffee lib / psd / image_formats / raw.coffee lib / psd / image_formats / rle.coffee lib / psd / image_mode.coffee lib / psd / image_modes / cmyk.coffee lib / psd / image_modes / greyscale.coffee lib / psd / image_modes / rgb.coffee lib / psd / init.coffee lib / psd / layer / blend_modes.coffee lib / psd / layer / blending_ranges.coffee lib / psd / layer / channel_image.coffee lib / psd / layer / helpers.coffee lib / psd / layer / info.coffee lib / psd / layer / mask.coffee lib / psd / layer / name.coffee lib / psd / layer / position_channels.coffee lib / psd / layer.coffee lib / psd / layer_info / blend_clipping_elements.coffee lib / psd / layer_info / blend_interior_elements.coffee lib / psd / layer_info / fill_opacity.coffee lib / psd / layer_info / gradient_fill.coffee lib / psd / layer_info / layer_id.coffee lib / psd / layer_info / layer_name_source.coffee lib / psd / layer_info / legacy_typetool.coffee lib / psd / layer_info / locked.coffee lib / psd / layer_info / metadata.coffee lib / psd / layer_info / nested_section_divider.coffee lib / psd / layer_info / object_effects.coffee lib / psd / layer_info / section_divider.coffee lib / psd / layer_info / solid_color.coffee lib / psd / layer_info / typetool.coffee lib / psd / layer_info / unicode_name.coffee lib / psd / layer_info / vector_mask.coffee lib / psd / layer_info / vector_origination.coffee lib / psd / layer_info / vector_stroke.coffee lib / psd / layer_info / vector_stroke_content.coffee lib / psd / layer_info.coffee lib / psd / layer_mask.coffee lib / psd / lazy_execute.coffee lib / psd / mask.coffee lib / psd / node.coffee lib / psd / nodes / ancestry.coffee lib / psd / nodes / build_preview.coffee lib / psd / nodes / group.coffee lib / psd / nodes / layer.coffee lib / psd / nodes / root.coffee lib / psd / nodes / search.coffee lib / psd / path_record.coffee lib / psd / resource.coffee lib / psd / resource_section.coffee lib / psd / resources / layer_comps.coffee lib / psd / resources.coffee lib / psd / util.coffee lib / psd.coffee shims / init.coffee shims / png.coffee

# ancestry.coffee lib/psd/nodes/ |
--- | ---
¶ |
    _ = require 'lodash'

    module.exports =
      root: ->
        return @ if isRoot()
        return @parent.root()

      isRoot: -> @depth() is 0

      children: -> @_children

      ancestors: ->
        return [] if not @parent? or @parent.isRoot()
        return @parent.ancestors().concat [@parent]

      hasChildren: -> @_children.length > 0
      childless: -> not @hasChildren()

      siblings: ->
        return [] unless @parent?
        @parent.children()

      nextSibling: ->
        return null unless @parent?
        index = @siblings().indexOf(@)
        @siblings()[index + 1]

      prevSibling: ->
        return null unless @parent?
        index = @siblings().indexOf(@)
        @siblings()[index - 1]

      hasSiblings: -> @siblings().length > 1
      onlyChild: -> not @hasSiblings()

      descendants: -> _.flatten @_children.map((n) -> n.subtree())

      subtree: -> [@].concat @descendants()

      depth: -> @ancestors().length + 1

      path: (asArray = false) ->
        path = @ancestors().map((n) -> n.name).concat([@name])
        if asArray then path else path.join('/')

generated Tue May 12 2015 11:00:24 GMT-0400 (EDT)